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Unbelievable Facts

Updated on June 7, 2010

Unbelievable Interesting Facts

Here are some extremely interesting facts you won't believe are true. Well, it is not really that hard to believe some of them but some are truly unbelievable. Read them below.

Sharks have been living on Earth for more than 400 million years a go and have changed very little. It is important to note that is 200 million years before dinosaurs roamed the Earth.

A single adult blue whale can eat up to 40 million krill in a day.

A dog's sweat glands are in its paws and dogs have three eyelids.

When the blue whale exhales, the spray from its blowhole can go 30 feet high in the air.

Wolves use scent marking for marking territories and to mark fresh kills. They have 200 million scent cells as compared to only 5 million of humans. This helps a wolf smell other animals from more than a mile away.

Heads of the hammerhead sharks are soft at the time of birth so they won't jam their mother's birth canal.

Did you know that our brain is 77 to 78% water?

While Africans are only 16% of world's population, it is estimated that a quarter of world languages are spoken in Africa.

The Brain!
The Brain!

More Unbelievable Facts

Your brain generates enough power(while you are awake) to light a small bulb. The power generated can be about 23 watts.

Crocodiles can eat prey underwater and on land. On land they can attain a speed of 28 mph while running.

Under some conditions a wolf can hear voices from 6 miles away in the forest and in open, it can hear up to 10 miles away.

Laughing requires activities in 5 different areas of your brain so it is not a simple task to laugh.

Did you know that the Beluga whale was first discovered in 1719 by Spanish explorers.?

A jellyfish is about 95% water. It has no brain, skeleton, outer shell and nervous system.

Africa is the second largest continent in land area and is about 22% of the total land area of earth.

About 16% of world's population resides in Africa and Nigeria is the most populous African country and Egypt comes next to it in population.

Some More Strange Facts

Brain makes only 2% of the human body's weight but uses 20% energy.

Did you know that crocodiles replace their teeth once every two years?

A jellyfish's digestive system has only one opening. It eats food through its mouth and after digestion, waste is excreted through the mouth.

Snakes can have more than 300 pair of ribs and they turn blue before a shed.

Squirrels have such long tails to help them balance when they go up and down on trees.

Snakes are deaf by birth and feel vibrations of the surroundings through their jawbones.

Dolphins do not use their teeth to chew. Their teeth are for grasping and they lack jaw muscles required for chewing.

Did you know that native Americans in Florida used the teeth of Great White sharks as arrowheads?

After eating a sumptuous meal, snakes can survive for days without having food due to their slow metabolic rates. King cobras can survive without food for months.

Sharks do not have a single bone in their bodies and they can be found in all oceans around the globe.


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    • profile image

      paru parvathi 3 years ago

      soooooooper.... hoping more facts...

    • profile image

      kiran 5 years ago

      good information

    • profile image

      Pruthviraj jadeja 6 years ago

      Really, i did not know that ..... But is also awesome

    • profile image

      shilpa 6 years ago

      really unbelievable!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

    • profile image

      rama 6 years ago

      wow, interesting to know. yes, woooooooooooooooooooooooooooooo

    • Ultimate Hubber profile image

      Ultimate Hubber 7 years ago

      I am glad you liked my article MP!

    • MysteryPlanet profile image

      MysteryPlanet 7 years ago

      Great stuff, I enjoy reading strange facts and trivia like this

    • profile image

      Gibbs 7 years ago

      fascinating facts indeed.More of such are needed.great work hub!

    • profile image

      suresh 7 years ago

      great job

    • profile image

      Coco 7 years ago

      Are all those really true?!

    • profile image

      sara  7 years ago

      it was real fun reading this hope to read more intresting stuff like this next week

    • profile image

      gigiuty 7 years ago

      i need more facts to do hmk now!!!!!!!!!!!!!!!!!

    • Ultimate Hubber profile image

      Ultimate Hubber 7 years ago


      Thank you for this wonderful comment DREAM ON!

    • DREAM ON profile image

      DREAM ON 7 years ago

      The first fact floored me about sharks being on the earth 400 million years ago and you had me reeled in on every fact after that.

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      I don't think conflicts have anything to do with languages. Unfortunately many languages there are becoming extinct. Thanks for visiting and commenting! :)

    • Deborah Demander profile image

      Deborah Demander 8 years ago from First Wyoming, then THE WORLD

      Those were some fascinating facts. I found the one regarding Africa's population vs. languages particularly intriguing. I wonder if a common language makes eases conflict? Hmmm.


    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      Thanks ML!

    • Moneylady profile image

      Moneylady 8 years ago from Texas

      Very - very interesting! Looks like you did a lot of research on this!

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      I am glad that you liked me article and commented Sagbee. It is sometimes really hard to believe a few facts.

    • sagbee profile image

      sagbee 8 years ago from Delhi

      Some of the really incredible facts you have mentioned above.. especially--Your brain generates enough power(while you are awake) to light a small bulb. The power generated can be about 23 watts.

      Can't believe that .. way to go man! Thanks for the information..

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      I'm glad you commented.

    • stars439 profile image

      stars439 8 years ago from Louisiana, The Magnolia and Pelican State.

      A lot of fun to read. Thank You.

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      I am not sure I got what you are saying Shahid. Still I glad to see your comment on my hub.

    • Shahid Bukhari profile image

      Shahid Bukhari 8 years ago from My Awareness in Being.

      Have you ever wondered, why the image of human brain, almost always shows it in profile ?

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      Thanks Ann. So glad that you liked these.

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      Thanks for reading and commenting on my hub FastFreta. To tell you the truth there is still a lot more interesting stuff about snakes to be learned. Maybe I'll do a hub exclusively on them.

    • Ann Nonymous profile image

      Ann Nonymous 8 years ago from Virginia

      I knew a few but this has been a learning experience, Ultimate Hubber! Good interesting facts! Well done!

    • fastfreta profile image

      Alfreta Sailor 8 years ago from Southern California

      Ultimate Hubber, these really are some very interesting facts. I learned a little more about snakes than I wanted to know, but I love the hub nevertheless.

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      They are on their way theherbivorehippi, waiting impatiently to be served to you. :)

    • theherbivorehippi profile image

      theherbivorehippi 8 years ago from Holly, MI

      Fabulous hub!! I agree with habee above me...we need more of these!!

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      So glad you liked my collection of facts. Yes I have plans to write more. :)

    • habee profile image

      Holle Abee 8 years ago from Georgia

      Great! I love these! PLEASE send us more like this, UH!!

    • Ultimate Hubber profile image

      Ultimate Hubber 8 years ago

      That is what I intended it to be msorensson. :)

    • msorensson profile image

      msorensson 8 years ago

      Fascinating, Thank you.


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